Icon for a display screen



The FIGURE is a front view of an icon for a display screen showing ournew design.

The uneven length broken line showing of the display screen is forenvironmental purposes only and forms no part of the claimed design. Theeven length broken line showing of the flower graphic within the claimarea is for environmental purposes only and forms no part of the claimeddesign.

The ornamental design for an icon for a display screen, as shown anddescribed.